ENOfficial
Abu Qatada reported God’s Messenger as saying, “When I begin the prayer. I intend to make it long, but I hear a boy crying and shorten my prayer, being aware of his mother’s emotion because of his crying.” Bukhari transmitted it.
Source: sunnah.com
Other translations
Arabic
وَعَنْ أَبِي قَتَادَةَ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «إِنِّي لَأَدْخُلُ فِي الصَّلَاةِ وَأَنَا أُرِيدُ إِطَالَتَهَا فَأَسْمَعُ بُكَاءَ الصَّبِيِّ فَأَتَجَوَّزُ فِي صَلَاتِي مِمَّا أَعْلَمُ مِنْ شِدَّةِ وجد أمه من بكائه» . رَوَاهُ البُخَارِيّ
sunnah.com